Kyanite and Tavorite Physical Properties

Kyanite

Tavorite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.53-3.653.32

1 7.18

2.4 Fracture

Splintery, Brittle, Metallic

Not Available

2.5 Cleavage

[100] perfect [010] imperfect with 79° angle between

{???} Distinct, {???} Distinct, {???} Distinct

2.6 Mohs Hardness

4-7Not Available

2 10

2.9 Chemical Composition

Not Available

LiFe3+ (PO 4)(OH)Anthony et al , Handbook of mineralogy (2001)

Kyanite and Tavorite Chemical Formula

While comparing Kyanite and Tavorite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Kyanite and Tavorite chemical formula.

Chemical formula of Tavorite- LiFe3+ (PO 4)(OH)Anthony et al , Handbook of mineralogy (2001)

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Kyanite and Tavorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Tavorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite and Tavorite Optical Properties during the identification of gemstone. Specific gravity of Kyanite is 3.32 whereas that of Tavorite is 3.32.